A52 长度计量 标准查询与下载



共找到 628 条与 长度计量 相关的标准,共 42

本规程适用于各种通过电子、传感技术动态测量,并自动记录标准轨距铁路轨道静态几何参数的铁路轨道检查仪(以下简称“轨检仪”)的首次检定、后续检定和使用中检验。

Inspecting Instrument for Static Geometry Parameter of Track

ICS
CCS
A52
发布
2006-08-07
实施
2006-08-07

The purpose of this report is to provide guidelines for demonstrating the traceability of dimensional measurements to the SI unit of length (the meter). The International Vocabulary of Basic and General Terms in Metrology (VIM) [7] provides a general definition of traceability. However, many details are not specified by this definition. This report provides an interpretation of the VIM definition. The demonstration of metrological traceability of a dimensional measurement per B89.7.5 requires the following: (a) clear statement of the measurand (the quantity under measurement), (b) identification of the measurement system and/or standards used in the measurement, (c) a statement of the measurement uncertainty for the measurement result, consistent with the principles described in the Guide to the Expression of Uncertainty in Measurement [1,2], (d) an uncertainty budget that describes and guantifies the significant uncertainty contributors, (e) documentation traceability of the length standard(s) used in the measurement back to an appropriate metrological terminus, (f) a measurement assurance program that assures that the measurement system (and other standards if used) and the conditions of the measurement are within the validity conditions of the measurement uncertainty statement.

Metrological Traceability of Dimensional Measurements to the SI Unit of Length

ICS
01.060;17.040.01
CCS
A52
发布
2006-07-17
实施

本规程适用于沥青混合料搅拌设备计量系统和水泥混凝土搅拌设备计量系统的首次检定、后续检定和使用中检验。

V.R.of Asphalt Mixture and Cement Concrete Mixing Device Measure System

ICS
CCS
A52
发布
2006-06-23
实施
2006-10-01

本规程适用于土壤液塑限检测仪的首次检定、后续检定和使用中检验。

Verification Regulation of Liquid & Plastic Limit Gauge

ICS
CCS
A52
发布
2006-06-23
实施
2006-10-01

本规程适用于核子密湿度仪的首次检定、后续检定和使用中检验。

Verification Regulation of Nuclear Density and Moisture Gage

ICS
CCS
A52
发布
2006-06-23
实施
2006-10-01

本规范适用于新制造、使用中和修理后的,采用数字化存储技术、使用D/A 转换器并能将所存储的波形数据以模拟信号方式输出的各种任意波发生器的校准。其他信号源相应参数的校准可参照执行。

Calibration Specification of Arbitrary Waveform Generator

ICS
CCS
A52
发布
2006-05-23
实施
2006-08-23

本规范适用于光学式、电子式和机械式四轮定位仪的校准。

Calibration Specification for Four-wheel alignmenter

ICS
CCS
A52
发布
2006-05-23
实施
2006-08-23

本规范适用于量程在(10~10)m/s以内的冲击加速度计的绝对法校准。

Calibration Specification for Shock Accelerometers (Absolute Method)

ICS
CCS
A52
发布
2006-05-23
实施
2006-08-23

本规程适用于角膜曲率计的首次检定、后续检定和使用中检验,也适用于带有曲率测量功能的验光机的单项检定。 电气安全性能的要求和试验方法见GB 9706.1。

Ophthalmometers

ICS
CCS
A52
发布
2006-05-23
实施
2006-08-01

Defines the specification and test requirements for a single-axis laser gyro for use as a sensor in attitude control systems, angular displacement measuring systems, or angular rate measuring systems, including the electronics necessary to operate the gyro and to condition the output signals.

Standard Specification Format Guide and Test Procedure for Single-Axis Laser Gyros

ICS
31.260
CCS
A52
发布
2006-03-30
实施

本规程适用于图形面积量算仪(以下简称量算仪)首次检定、后续检定和使用中检验。

Pattern Area Measuring Instruments

ICS
CCS
A52
发布
2006-03-08
实施
2006-09-08

本规程适用于(30-6×10)r/min、相对扩展不确定度为1×10~1×10(k=3)的转速标准装置的首次检定、后续检定和使用中检验。

Standard Equipment for Revolution Speed

ICS
CCS
A52
发布
2006-03-08
实施
2006-09-08

本规范适用于直角尺检查仪的校准。

Calibration Specification for Square Testers

ICS
CCS
A52
发布
2006-03-08
实施
2006-09-08

本规程适用于量程不大于2000μm、分辨力为1nm~0.5μm的电容式测微仪的首次检定、后续检定和使用中检验。

Capacitance Comparators

ICS
CCS
A52
发布
2006-03-08
实施
2006-09-08

本检定系统表适用于平面角计量器具的量值传递,它规定了平面角单位由国家基准向计量标准以及向工作计量器具量值转递的程序、量值传递的方法和量值传递时的最佳测量能力。平面角计量器具包括:面角度计量器具、小角度计量器具和线角度计量器具。

Measuring Instrument for Plane Angle

ICS
CCS
A52
发布
2006-03-08
实施
2006-09-08

本规范适用于汽车转向角检验台(以下简称转角台)的校准。

Calibration Specification for Turning Angle Testers for Automobile

ICS
CCS
A52
发布
2006-03-08
实施
2006-07-01

本规程规定了标准齿轮的检定项目、检定要求和检验方法,适用于标准齿轮的首次检定和后续检定。 齿轮的校准也可以参照本规程进行。

Master Grars

ICS
CCS
A52
发布
2006-03-08
实施
2006-07-01

This Standard, provides information on the use of multiport averaging Pitot head-type devices used to measure liquids and gases. The Standard applies when the conduits are full and the flow (a) has a fully developed profile; (b) remains subsonic throughout the measurement section; (c) is steady or varies only slowly with time; (d) is considered single-phase. A differential pressure transmitter or other pressure measuring device, known as a secondary element, must be used with a multiport averaging Pitot primary element to produce a flow rate measurement. Although multiport averaging Pitot primary elements are sometimes used in noncircular conduits, such applications are beyond the scope of this Standard.

Measurement of Fluid Flow in Closed Conduits Using Multiport Averaging Pitot Primary Elements

ICS
17.120.10
CCS
A52
发布
2006-01-01
实施

This Standard gives guidelines for the selection, installation, calibration, and operation of Coriolis meters for the determination of mass flow, density, volume flow, and other related parameters of flowing fluids. It also gives appropriate considerations regarding the fluids to be measured. The content of this Standard is primarily applied to the metering of liquids. This Standard also gives guidance, within specified limits, to the metering of other fluids, mixtures of solids or gas in liquids. Although Coriolis meters may be used for gas measurement, specific guidance for gas measurement is not within the scope of this Standard.

Measurement of Fluid Flow by Means of Coriolis Mass Flowmeters

ICS
17.120.10
CCS
A52
发布
2006-01-01
实施

This Standard gives guidelines for the selection, installation, calibration, and operation of Coriolis meters for the determination of mass flow, density, volume flow, and other related parameters of flowing fluids. It also gives appropriate considerations regarding the fluids to be measured. The content of this Standard is primarily applied to the metering of liquids. This Standard also gives guidance, within specified limits, to the metering of other fluids, mixtures of solids or gas in liquids. Although Coriolis meters may be used for gas measurement, specific guidance for gas measurement is not within the scope of this Standard.

Measurement of Fluid Flow by Means of Coriolis Mass Flowmeters

ICS
17.120.10
CCS
A52
发布
2006-01-01
实施



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